package main

import "fmt"

func main() {
	season := 1
	switch season {
	case 1:
		fmt.Println("春")
	case 2:
		fmt.Println("夏")
	case 3:
		fmt.Println("秋")
	case 4:
		fmt.Println("冬")
	default:
		fmt.Println("未知")
	}
}
